| Heronswood Press Limited | Manufacturing | 1998 |
| Hestia by Your Bespoke Ltd | Wholesale & retail | 2026 |
| Heventac Control Services Ltd | Extraterritorial | 2011 |
| Hever Festival Productions Ltd. | Arts & recreation | 1984 |
| Hever Removals Ltd | Transport & logistics | 2026 |
| Hewlett Holdings Limited | Real estate | 2023 |
| Hewlett's Homes Ltd | Real estate | 2019 |
| Heyland Marketing Limited | Administrative & support | 2010 |
| HG Accounting Ltd | Professional & scientific | 2013 |
| HGC Management Company Limited | Real estate | 2015 |
| HGK Holdings Limited | Financial services | 2024 |
| HH Propco Ltd | Real estate | 2026 |
| High Rise Productions Ltd | Information & communication | 2019 |
| High Weald Consultancy Limited | Professional & scientific | 2017 |
| High Weald Investments Limited | Financial services | 2017 |
| Higham Wood Grill Limited | Hospitality | 2024 |
| Highfield Project Investments Limited | Professional & scientific | 2018 |
| Highgate Planning & Development Ltd | Professional & scientific | 2020 |
| Highgate Property Holdings (Kent) Limited | Real estate | 2022 |
| Highgrove Homes Kent Limited | Construction | 1994 |
| Highland Global Real Estate Ltd | Professional & scientific | 2021 |
| Highview Residents (Tonbridge) Limited | Real estate | 2001 |
| Highwaze Limited | Transport & logistics | 2022 |
| Hilbridge Park Limited | Construction | 2023 |
| Hilden Advisory Limited | Administrative & support | 2024 |
| Hildenborough Leisure LLP | | 2010 |
| Hildenborough MOT Test Centre Limited | Professional & scientific | 2022 |
| Hillier Jones & Teale Limited | Information & communication | 2000 |
| Hillier Travel Limited | Administrative & support | 2024 |
| Hillmast Properties Limited | Real estate | 2002 |
| Hilltop Ceilidh Band Limited | Arts & recreation | 2020 |
| Hillview School for Girls Academy Trust | Education | 2011 |
| Hilton Nursing Partners Limited | Health & social care | 2013 |
| Himalite Salts Ltd | Manufacturing | 2018 |
| Hines Investment Holdings Limited | Financial services | 2023 |
| Hinoki Investments Ltd | Financial services | 2023 |
| HKF Christensen Invest Ltd | Real estate | 2019 |
| HKW Construction Limited | Construction | 2025 |
| HLM Logistics Ltd | Transport & logistics | 2019 |
| HNP Trustees Ltd | Professional & scientific | 2025 |
| Hobbs & Murphy Carpentry Ltd | Construction | 2024 |
| Hoffice Studio Ltd | Extraterritorial | 2020 |
| Hoganas (Great Britain) Limited | Manufacturing | 1968 |
| Hogewoning (UK) Limited | Wholesale & retail | 2020 |
| Holla Creative Limited | Professional & scientific | 2014 |
| Holland Business Ventures Limited | Construction | 2022 |
| Holleyman Garden Services Ltd | Administrative & support | 2024 |
| Hollie's Little Cakery Ltd | Wholesale & retail | 2018 |
| Hollow Trees Close Management Company Ltd | Households | 2013 |
| Holmbury Holdings Ltd | Financial services | 2024 |
| Holmbury Limited | Manufacturing | 1984 |
| Holmbury US Holdings Limited | Financial services | 2016 |
| Holme Run Fitness Ltd | Arts & recreation | 2026 |
| Holos Consulting (UK) Limited | Professional & scientific | 2006 |
| Holos Consulting LLP | | 2006 |
| Holy Goat PUB Co Ltd | Hospitality | 2025 |
| Home Emergency Protect Ltd | Financial services | 2025 |
| Home Finance Solutions Ltd | Financial services | 2021 |
| Home Sky Care Ltd | Information & communication | 2023 |
| Homeleigh Building Supplies Limited | Agriculture & fishing | 1999 |
| Homeleigh Timber and Building Supplies Ltd | Wholesale & retail | 1974 |
| Homeright Kent Limited | Real estate | 2021 |
| Homez and More Ltd | Real estate | 2019 |
| Homezone Property Services Limited | Real estate | 2011 |
| Honeycroft (BBR) Limited | Agriculture & fishing | 1994 |
| Honeywood Professional Limited | Professional & scientific | 2002 |
| Honour Global Limited | Wholesale & retail | 2023 |
| Hoosoury Ltd | Other services | 2025 |
| HOP Storage Barn Limited | Households | 1980 |
| Hopbine Group Limited | Hospitality | 2022 |
| Hopbine Residents Association Limited | Households | 1994 |
| Hope House Management Limited | Households | 2022 |
| Hopland Property Management Limited | Households | 1983 |
| Hoppers Gym Ltd | Arts & recreation | 2024 |
| Horns Lodge 1966 Limited | Extraterritorial | 2014 |
| Horns Lodge 1968 Limited | Extraterritorial | 2014 |
| Horns Lodge Farm Management Company Limited | Households | 1997 |
| Horns Lodge Farm Service Company Limited | Households | 2001 |
| Horse Help Limited | Other services | 2003 |
| Horsmonden Physiotherapy Clinic Limited | Health & social care | 2005 |
| Horton Limited | Real estate | 2019 |
| Hortus Machinery Limited | Wholesale & retail | 2022 |
| HOS Couriers Ltd | Transport & logistics | 2021 |
| Hospice Income Generation Network Limited | Other services | 1995 |
| House Cemetery Maintenance Ltd | Other services | 2015 |
| House in the Downs Ltd | Real estate | 2024 |
| House of Beulah Ltd | Professional & scientific | 2016 |
| House of Hair & Beauty (Kent) Ltd | Other services | 2025 |
| House of Holly Jean Ltd | Professional & scientific | 2020 |
| House of Hounds Limited | Wholesale & retail | 2025 |
| House of HUD Limited | Administrative & support | 2004 |
| House of Salon Limited | Other services | 2019 |
| Housing Base Group Ltd | Real estate | 2026 |
| HP Media Consulting Ltd | Professional & scientific | 2020 |
| HPA Services Limited | Extraterritorial | 2016 |
| HPA Solutions Limited | Extraterritorial | 2016 |
| HRK Barbers Ltd | Other services | 2004 |
| HS Invest Ltd | Financial services | 2023 |
| HSM Vending Limited | Financial services | 2014 |
| HSP Electrical Limited | Construction | 2024 |